The following statement about the IP address is correct ______ . (Multiple choices)

The following statement about the IP address is correct ______ . (Multiple choices)
A . The IP address can be fixed in the hardware and is a unique MAC
B . IP addresses are divided into five categories : A , B , C , D , and E
C . IP addresses are usually expressed in dotted hexadecimal, for example: 10.110.192.111
D . The IP address is composed of 32 binary bits

Answer: BD

Explanation:

IP address dotted decimal:

A 1.0.0.0 ~ 126.255.255.255 127 is used as loop test 127.0.0.1 means this machine

B 128.0.0.0~191.255.255.255

C 192.0.0.0~223.255.255.255

D 224.0.0.0 ~ 239.255.255.255 multicast address

E 240 ~ Reserved for research